<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>社交合作 - 供需推荐</title>
    
    <!-- 引入外部资源 -->
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
    
    <style>
        :root {
            --primary: #165DFF;
            --primary-light: #4080FF;
            --secondary: #722ED1;
            --success: #00B42A;
            --warning: #FF7D00;
            --danger: #F53F3F;
            --bg-light: #F7F8FA;
            --text-dark: #1D2129;
            --text-medium: #4E5969;
            --text-light: #86909C;
            --border-light: #E5E6EB;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
            --shadow: 0 4px 16px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        
        body {
            font-family: 'Inter', 'Segoe UI', Roboto, sans-serif;
            background-color: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.6;
        }
        
        .container {
            max-width: 1200px;
        }
        
        /* 页面标题样式 */
        .page-header {
            padding: 2.5rem 0;
            text-align: center;
            margin-bottom: 2rem;
        }
        
        .page-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 0.75rem;
        }
        
        .page-subtitle {
            font-size: 1.1rem;
            color: var(--text-medium);
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* 区块标题样式 */
        .section {
            margin-bottom: 3rem;
        }
        
        .section-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--border-light);
        }
        
        .section-title {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--text-dark);
            position: relative;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -0.76rem;
            width: 40px;
            height: 3px;
            background-color: var(--primary);
        }
        
        .section-link {
            color: var(--primary);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition);
            text-decoration: none;
        }
        
        .section-link:hover {
            color: var(--primary-light);
            transform: translateX(3px);
        }
        
        /* 合作卡片基础样式 */
        .cooperation-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            margin-bottom: 1.5rem;
            border: none;
        }
        
        .cooperation-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        
        .card-body {
            padding: 1.25rem;
        }
        
        /* 合作类型标签 */
        .cooperation-type {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-right: 8px;
            margin-bottom: 10px;
        }
        
        .type-demand {
            background-color: rgba(255, 125, 0, 0.1);
            color: var(--warning);
        }
        
        .type-supply {
            background-color: rgba(0, 180, 42, 0.1);
            color: var(--success);
        }
        
        .type-partnership {
            background-color: rgba(22, 93, 255, 0.1);
            color: var(--primary);
        }
        
        .type-jointventure {
            background-color: rgba(114, 46, 209, 0.1);
            color: var(--secondary);
        }
        
        /* 图片容器样式 */
        .image-container {
            position: relative;
            overflow: hidden;
        }
        
        .card-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .cooperation-card:hover .card-image {
            transform: scale(1.05);
        }
        
        /* 多图布局 */
        .multi-images {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 4px;
            height: 100%;
        }
        
        .multi-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .multi-images.count-1 {
            grid-template-columns: 1fr;
        }
        
        .multi-images.count-3 {
            grid-template-rows: repeat(2, 1fr);
        }
        
        .multi-images.count-3 .multi-image:first-child {
            grid-column: span 2;
        }
        
        .multi-images.count-4 {
            grid-template-columns: repeat(2, 1fr);
            grid-template-rows: repeat(2, 1fr);
        }
        
        /* 内容样式 */
        .cooperation-title {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            color: var(--text-dark);
            transition: var(--transition);
        }
        
        .cooperation-card:hover .cooperation-title {
            color: var(--primary);
        }
        
        .cooperation-desc {
            color: var(--text-medium);
            font-size: 0.95rem;
            margin-bottom: 1rem;
            line-height: 1.6;
        }
        
        .cooperation-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-light);
            padding-top: 0.75rem;
            border-top: 1px dashed var(--border-light);
        }
        
        .publisher-info {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .publisher-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid white;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }
        
        .publisher-name {
            font-weight: 500;
            color: var(--text-medium);
        }
        
        .publish-time {
            font-size: 0.8rem;
        }
        
        .cooperation-stats {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .stat-item {
            display: flex;
            align-items: center;
            gap: 5px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .stat-item:hover {
            color: var(--primary);
        }
        
        /* 合作价值标签 */
        .value-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin: 1rem 0;
        }
        
        .value-tag {
            background-color: var(--bg-light);
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 0.85rem;
            color: var(--text-medium);
        }
        
        /* 按钮样式 */
        .action-buttons {
            display: flex;
            gap: 10px;
            margin-top: 1rem;
        }
        
        .btn {
            border-radius: 6px;
            padding: 6px 16px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        
        .btn-primary {
            background-color: var(--primary);
            border-color: var(--primary);
            color: white;
        }
        
        .btn-primary:hover {
            background-color: var(--primary-light);
            border-color: var(--primary-light);
        }
        
        .btn-outline {
            background-color: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        
        .btn-outline:hover {
            background-color: var(--primary);
            color: white;
        }
        
        /* 布局样式 */
        .grid-layout {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 1.5rem;
        }
        
        .list-layout .cooperation-card {
            display: flex;
            height: 240px;
        }
        
        .list-layout .image-container {
            flex: 0 0 35%;
        }
        
        .list-layout .card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .list-layout .action-buttons {
            margin-top: auto;
        }
        
        .featured-cooperation {
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-light);
        }
        
        .featured-image-container {
            height: 280px;
        }
        
        .featured-content {
            padding: 1.5rem;
        }
        
        .featured-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        
        .featured-desc {
            font-size: 1rem;
            margin-bottom: 1.5rem;
            line-height: 1.7;
        }
        
        /* 无图合作样式 */
        .no-image-card {
            border: 1px solid var(--border-light);
        }
        
        .no-image-header {
            background-color: var(--bg-light);
            padding: 1rem 1.25rem;
            border-bottom: 1px solid var(--border-light);
        }
        
        /* 响应式调整 */
        @media (max-width: 992px) {
            .list-layout .cooperation-card {
                flex-direction: column;
                height: auto;
            }
            
            .list-layout .image-container {
                flex: 0 0 200px;
            }
        }
        
        @media (max-width: 768px) {
            .page-title {
                font-size: 1.8rem;
            }
            
            .section-title {
                font-size: 1.3rem;
            }
            
            .grid-layout {
                grid-template-columns: 1fr;
            }
            
            .action-buttons {
                flex-wrap: wrap;
            }
            
            .featured-image-container {
                height: 200px;
            }
        }
    </style>
</head>
<body>
    <div class="container py-6 px-4">
        <!-- 页面标题 -->
        <div class="page-header">
            <h1 class="page-title">供需合作推荐</h1>
            <p class="page-subtitle">发现最新的商业合作机会，连接供需双方，促成共赢合作</p>
        </div>
        
        <!-- 1. 精选合作推荐 -->
        <section class="section">
            <div class="section-header">
                <h2 class="section-title">精选合作</h2>
                <a href="#" class="section-link">查看全部 <i class="fas fa-arrow-right"></i></a>
            </div>
            
            <div class="cooperation-card featured-cooperation">
                <div class="image-container featured-image-container">
                    <img src="https://picsum.photos/1200/600?random=1" alt="跨境电商合作项目" class="card-image">
                </div>
                <div class="featured-content">
                    <div>
                        <span class="cooperation-type type-partnership">战略合作</span>
                        <span class="cooperation-type type-jointventure">合资项目</span>
                    </div>
                    <h3 class="featured-title">跨境电商平台供应链合作</h3>
                    <p class="featured-desc cooperation-desc">
                        我们是一家专注于欧美市场的跨境电商平台，现寻求优质家居用品、电子产品供应商建立长期战略合作关系。要求产品质量符合欧盟标准，具备完善的售后体系，能够支持小批量多频次发货。我们提供稳定的订单量和市场推广支持，共同开拓海外市场。
                    </p>
                    
                    <div class="value-tags">
                        <span class="value-tag">投资规模: 500-1000万</span>
                        <span class="value-tag">合作期限: 3-5年</span>
                        <span class="value-tag">预期收益: 30%+</span>
                        <span class="value-tag">覆盖地区: 欧美市场</span>
                    </div>
                    
                    <div class="cooperation-meta">
                        <div class="publisher-info">
                            <img src="https://picsum.photos/100/100?random=50" alt="发布者头像" class="publisher-avatar">
                            <div>
                                <div class="publisher-name">环球电商科技</div>
                                <div class="publish-time">发布于 2023-06-15</div>
                            </div>
                        </div>
                        <div class="cooperation-stats">
                            <div class="stat-item">
                                <i class="far fa-eye"></i>
                                <span>2,341</span>
                            </div>
                            <div class="stat-item">
                                <i class="far fa-comment"></i>
                                <span>128</span>
                            </div>
                            <div class="stat-item">
                                <i class="far fa-bookmark"></i>
                                <span>456</span>
                            </div>
                        </div>
                    </div>
                    
                    <div class="action-buttons">
                        <button class="btn btn-primary">联系合作</button>
                        <button class="btn btn-outline">了解详情</button>
                    </div>
                </div>
            </div>
        </section>
        
        <!-- 2. 网格布局展示 - 多图和无图混合 -->
        <section class="section">
            <div class="section-header">
                <h2 class="section-title">热门合作机会</h2>
                <a href="#" class="section-link">更多机会 <i class="fas fa-arrow-right"></i></a>
            </div>
            
            <div class="grid-layout">
                <!-- 多图合作1 -->
                <div class="cooperation-card">
                    <div class="image-container" style="height: 180px;">
                        <div class="multi-images count-3">
                            <img src="https://picsum.photos/600/400?random=10" alt="有机农产品展示1" class="multi-image">
                            <img src="https://picsum.photos/600/400?random=11" alt="有机农产品展示2" class="multi-image">
                            <img src="https://picsum.photos/600/400?random=12" alt="有机农产品展示3" class="multi-image">
                        </div>
                    </div>
                    <div class="card-body">
                        <span class="cooperation-type type-supply">供应</span>
                        <h3 class="cooperation-title">有机农产品直供合作</h3>
                        <p class="cooperation-desc">
                            自有2000亩有机农场，现寻求超市、餐厅、社区团购平台合作，提供新鲜有机蔬菜、水果直供服务，支持定制化种植和配送。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">供应能力: 50吨/日</span>
                            <span class="value-tag">覆盖范围: 300公里</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=51" alt="发布者头像" class="publisher-avatar">
                                <span class="publisher-name">绿源农场</span>
                            </div>
                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>876</span>
                                </div>
                                <div class="stat-item">
                                    <i class="far fa-comment"></i>
                                    <span>42</span>
                                </div>
                            </div>
                        </div>
                        <div class="action-buttons">
                            <button class="btn btn-primary btn-sm">联系</button>
                        </div>
                    </div>
                </div>
                
                <!-- 无图合作1 -->
                <div class="cooperation-card no-image-card">
                    <div class="no-image-header">
                        <span class="cooperation-type type-demand">需求</span>
                    </div>
                    <div class="card-body">
                        <h3 class="cooperation-title">寻求软件开发外包团队</h3>
                        <p class="cooperation-desc">
                            我们是一家教育科技公司，现需要开发一款在线考试系统，寻求有经验的软件开发团队合作。要求具备教育类软件开发经验，能够提供全周期开发服务。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">预算: 20-50万</span>
                            <span class="value-tag">周期: 3个月</span>
                            <span class="value-tag">技术栈: Java/React</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=52" alt="发布者头像" class="publisher-avatar">
                                <span class="publisher-name">智慧教育</span>
                            </div>
                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>1,243</span>
                                </div>
                                <div class="stat-item">
                                    <i class="far fa-comment"></i>
                                    <span>78</span>
                                </div>
                            </div>
                        </div>
                        <div class="action-buttons">
                            <button class="btn btn-primary btn-sm">接单</button>
                        </div>
                    </div>
                </div>
                
                <!-- 单图合作1 -->
                <div class="cooperation-card">
                    <div class="image-container" style="height: 180px;">
                        <img src="https://picsum.photos/600/400?random=13" alt="办公空间共享" class="card-image">
                    </div>
                    <div class="card-body">
                        <span class="cooperation-type type-partnership">合作</span>
                        <h3 class="cooperation-title">联合办公空间招商合作</h3>
                        <p class="cooperation-desc">
                            市中心5000平米联合办公空间招商，寻求科技、设计、文创类企业入驻，提供灵活办公方案和资源对接服务。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">面积: 5-500㎡</span>
                            <span class="value-tag">价格: 300-500元/㎡</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=53" alt="发布者头像" class="publisher-avatar">
                                <span class="publisher-name">创享空间</span>
                            </div>
                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>654</span>
                                </div>
                                <div class="stat-item">
                                    <i class="far fa-comment"></i>
                                    <span>29</span>
                                </div>
                            </div>
                        </div>
                        <div class="action-buttons">
                            <button class="btn btn-primary btn-sm">咨询</button>
                        </div>
                    </div>
                </div>
                
                <!-- 多图合作2 -->
                <div class="cooperation-card">
                    <div class="image-container" style="height: 180px;">
                        <div class="multi-images count-4">
                            <img src="https://picsum.photos/600/400?random=14" alt="文旅项目展示1" class="multi-image">
                            <img src="https://picsum.photos/600/400?random=15" alt="文旅项目展示2" class="multi-image">
                            <img src="https://picsum.photos/600/400?random=16" alt="文旅项目展示3" class="multi-image">
                            <img src="https://picsum.photos/600/400?random=17" alt="文旅项目展示4" class="multi-image">
                        </div>
                    </div>
                    <div class="card-body">
                        <span class="cooperation-type type-jointventure">合资</span>
                        <h3 class="cooperation-title">乡村文旅项目投资合作</h3>
                        <p class="cooperation-desc">
                            现有乡村文旅项目寻求投资合作，项目包含民宿集群、农耕体验、非遗文化展示等板块，已有成熟规划和部分基础设施。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">投资: 1000-2000万</span>
                            <span class="value-tag">回报周期: 5年</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=54" alt="发布者头像" class="publisher-avatar">
                                <span class="publisher-name">乡旅开发</span>
                            </div>
                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>987</span>
                                </div>
                                <div class="stat-item">
                                    <i class="far fa-comment"></i>
                                    <span>53</span>
                                </div>
                            </div>
                        </div>
                        <div class="action-buttons">
                            <button class="btn btn-primary btn-sm">洽谈</button>
                        </div>
                    </div>
                </div>
                
                <!-- 无图合作2 -->
                <div class="cooperation-card no-image-card">
                    <div class="no-image-header">
                        <span class="cooperation-type type-demand">需求</span>
                        <span class="cooperation-type type-supply">供应</span>
                    </div>
                    <div class="card-body">
                        <h3 class="cooperation-title">企业礼品定制与采购平台</h3>
                        <p class="cooperation-desc">
                            企业礼品采购平台寻求各类礼品供应商入驻，同时面向企业客户提供定制化礼品解决方案，实现供需对接。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">品类: 全品类</span>
                            <span class="value-tag">起订量: 100件起</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=55" alt="发布者头像" class="publisher-avatar">
                                <span class="publisher-name">礼尚往来</span>
                            </div>
                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>765</span>
                                </div>
                                <div class="stat-item">
                                    <i class="far fa-comment"></i>
                                    <span>36</span>
                                </div>
                            </div>
                        </div>
                        <div class="action-buttons">
                            <button class="btn btn-primary btn-sm">入驻/采购</button>
                        </div>
                    </div>
                </div>
                
                <!-- 单图合作2 -->
                <div class="cooperation-card">
                    <div class="image-container" style="height: 180px;">
                        <img src="https://picsum.photos/600/400?random=18" alt="物流配送服务" class="card-image">
                    </div>
                    <div class="card-body">
                        <span class="cooperation-type type-supply">供应</span>
                        <h3 class="cooperation-title">同城即时配送服务合作</h3>
                        <p class="cooperation-desc">
                            我们提供专业的同城即时配送服务，寻求电商平台、餐饮企业、连锁商超合作，支持API对接，提供定制化配送方案。
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                        <div class="value-tags">
                            <span class="value-tag">时效: 30-60分钟</span>
                            <span class="value-tag">覆盖: 全市范围</span>
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                                <span class="publisher-name">速达物流</span>
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                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>890</span>
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                                    <i class="far fa-comment"></i>
                                    <span>47</span>
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                        <span class="cooperation-type type-supply">供应</span>
                        <h3 class="cooperation-title">智能家居产品全国渠道招商</h3>
                        <p class="cooperation-desc">
                            我们是智能家居设备生产商，产品线包括智能门锁、安防系统、环境监测设备等，现寻求全国各地区域代理商和渠道合作伙伴，提供有竞争力的价格政策和市场支持。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">招商区域: 全国</span>
                            <span class="value-tag">支持政策: 培训/广告</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=57" alt="发布者头像" class="publisher-avatar">
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                                    <div class="publisher-name">智慧家居科技</div>
                                    <div class="publish-time">2小时前</div>
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                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>342</span>
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                                    <span>18</span>
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                        <span class="cooperation-type type-demand">需求</span>
                        <h3 class="cooperation-title">寻找短视频内容创作团队</h3>
                        <p class="cooperation-desc">
                            餐饮连锁品牌寻求专业短视频创作团队，负责品牌抖音、快手等平台的内容策划、拍摄和剪辑，要求有餐饮行业或快消品短视频运营经验，能够提供完整的内容方案和案例。
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                        <div class="value-tags">
                            <span class="value-tag">预算: 5-10万/月</span>
                            <span class="value-tag">周期: 长期合作</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=58" alt="发布者头像" class="publisher-avatar">
                                <div>
                                    <div class="publisher-name">味好美餐饮</div>
                                    <div class="publish-time">昨天</div>
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                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>567</span>
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                                    <i class="far fa-comment"></i>
                                    <span>32</span>
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                        <span class="cooperation-type type-jointventure">合资</span>
                        <h3 class="cooperation-title">分布式光伏电站投资合作</h3>
                        <p class="cooperation-desc">
                            新能源公司寻求企业、工业园区合作建设分布式光伏电站，我方负责投资建设和运维，合作方提供场地资源，共享发电收益，合作期限20年。
                        </p>
                        <div class="value-tags">
                            <span class="value-tag">投资规模: 500-2000万</span>
                            <span class="value-tag">年回报率: 8-12%</span>
                        </div>
                        <div class="cooperation-meta">
                            <div class="publisher-info">
                                <img src="https://picsum.photos/100/100?random=59" alt="发布者头像" class="publisher-avatar">
                                <div>
                                    <div class="publisher-name">绿色能源集团</div>
                                    <div class="publish-time">3天前</div>
                                </div>
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                            <div class="cooperation-stats">
                                <div class="stat-item">
                                    <i class="far fa-eye"></i>
                                    <span>789</span>
                                </div>
                                <div class="stat-item">
                                    <i class="far fa-comment"></i>
                                    <span>45</span>
                                </div>
                            </div>
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